1 - World Edit https://www.curseforge.com/minecraft/mc-mods/worldedit
2 - LuckPerms https://luckperms.net/
3 - Clearlagg https://www.spigotmc.org/resources/clearlagg.68271/
4 - EssentialsX https://essentialsx.net/
5 - NPCDestinations https://www.spigotmc.org/resources/npcdestinations-create-living-npcs.13863/